Table 4.

Number of gypsy moth pupae and egg masses on oak trees treated with trunk barriers and burlap skirts.

	Number of pupae	Number of egg	Number of egg masses per tree		Egg mass trend
Treatment	below 2 m^{^a}	masses below 2 m^{^b}	Preseason ^{^b}	Postseason ^{^c}	(Post/pre-season)
Control	9.6 a	36.5 a	45.1 a	235.9 a	5.2
Trunk barrier	39.2 b	48.8 a	34.8 a	168.3 a	4.8
Barrier + 1 burlap	64.9 c	59.2 b	31.5 a	145.9 a	4.6
Barrier + 4 burlaps	143.7 d	90.5 c	39.8 a	211.0a	5.3
	(SEM = 13.2)	(SEM = 16.6)	(SEM= 6.0)	(SEM = 53.6)

Means within a column followed by the same letter are significantly different at a 0.05 comparison-wise error rate. SEM, standard error of the mean.
↵a Data transformed to In (x + 5) prior to analysis.
↵b Data transformed to In (×) prior to analysis.
↵c Data transformed to In (x + 1) prior to analysis